Rain is falling with a velocity `(-4hat(i)+8hat(j)-10hat(k))`. A person is moving with a velocity of `(6hat(i)+8hat(j))` on the ground.
The speed with the rain drops hit the person is `:`

Rain is falling with a velocity (-4hat(i)+8hat(j)-10hat(k)) . A person is moving with a velocity of (6hat(i)+8hat(j)) on the ground. The velocity of man w.r.t. rain is :

Rain is falling with a velocity (-4hat(i)+8hat(j)-10hat(k)) . A person is moving with a velocity of (6hat(i)+8hat(j)) on the ground. Find the velocity of rain with respect to man and the direction from which the rain appears to be coming.

Rain is falling with a velocity (-4hat(i)+8hat(j)-10hat(k)) . A person is moving with a velocity of (6hat(i)+8hat(j)) on the ground. Find the velocity of rain with respect to man and the direction from which the rain appears to be coming.

A boat is moving with velocity of 3 hat i+ 4hat j in river and water is moving with a velocity of 3 hat i- 4hat j ith respect to ground. Relative velocity of boat with respect to water is

A boat is moving with a velocity 3 hat i+ 4hat j with respect to ground. The water in the river is moving with a velocity -3 hat i - 4 hat j with respect to ground. The relative velocity of the boat with respect to water is.

A boat is moving with a velocity 3 hat i+ 4hat j with respect to ground. The water in the river is moving with a velocity -3 hat i - 4 hat j with respect to ground. The relative velocity of the boat with respect to water is.

A boat is moving with a velocity 3 hat i+ 4hat j with respect to ground. The water in the river is moving with a velocity -3 hat i - 4 hat j with respect to ground. The relative velocity of the boat with respect to water is.

If a vector 2hat(i)+3hat(j)+8hat(k) is perpendicular to the vector 4hat(j)-4hat(i)+alpha hat(k) . Then the value of alpha is

If a vector 2hat(i)+3hat(j)+8hat(k) is perpendicular to the vector 4hat(j)-4hat(i)+alpha hat(k) . Then the value of alpha is

If a vector 2hat(i)+3hat(j)+8hat(k) is perpendicular to the vector 4hat(j)-4hat(i)+alpha hat(k) . Then the value of alpha is